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2004 engine in 2008 avalanche

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    Can You Put 2004 Chevy Avalanche 5.3 Engine into 2008 Chevy Avalanche LT 5.3 -2008 White Tailpipe Smoke and Misfire 7 After Bad Gas? Help!!!

    First of all, I lovvvve my 2008 Chevy Avalanche LT, 5.3 Flex Fuel truck since I bought it many moons ago!!! It has 270k miles but started smoking white tailpipe smoke with misfires in cylinder 7 seemingly post bad gasoline. It has started shaking when idle at light and that’s when white tailpipe...
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